/Engine/Plugins/Animation/ControlRig/Source/ControlRig/Public/Rigs/RigHierarchy.h
Returns a controller for this hierarchy. Note: If the controller is not available this will return nullptr even if the bCreateIfNeeded flag is set to true. You can check the controller's availability withIsControllerAvailable().
The Controller for this hierarchy
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category=URigHierarchy) [URigHierarchyController](API\Plugins\ControlRig\Rigs\URigHierarchyController) * GetController ( bool bCreateIfNeeded )